Agent Skills Hub

refactor

A specialized skill for surgical code refactoring. Improves maintainability, reduces technical debt, and applies design patterns without altering external behavior.

playwright-best-practices

Guidance for writing resilient Playwright tests with best practices for locators, assertions, and CI/agent integration.

metacognition

Enforces structured self-assessment checkpoints to validate approach, mitigate risks, and ensure quality before, during, and after task execution.

pytest-runner

Automate pytest execution with built-in environment verification, failure analysis, coverage reporting, and intelligent test discovery.

mutation-testing-js

Mutation testing patterns for JS/TS using Stryker. Analyze branch code to find weak or missing tests, verify test effectiveness, and strengthen Node.js test suites.

javascript-typescript

Advanced TypeScript and React development assistant for modern web applications. Expert in component architecture, state management, Vitest unit testing, Playwright E2E automation, and efficient TypeScript configuration.

uv-tdd

A structured development process for Python projects using TDD, the uv package manager, and automated testing workflows.

mutation-test

Run mutation testing to measure test suite effectiveness by introducing code faults and verifying test failure detection.

contract-testing

Implement consumer-driven contract testing for microservices using Pact, schema validation, and API versioning to prevent breaking changes and ensure distributed team coordination.

regression-testing

Strategic regression testing with intelligent test selection, impact analysis, and continuous regression management for faster, more reliable software delivery.

syncause-debugger

Evidence-based debugging for Python, Node.js, and Java applications using runtime execution traces and diagnostic MCP tools.

test-generation

Intelligent unit and integration test generation powered by Minion framework, featuring business logic validation, boundary testing, and Vitest integration.